Accessory Dwelling Units (Amended by Ord. 95-04, 02/28/95; 2004-13, 09/28/04; 2009-12, 07/14/09). An accessory dwelling unit shall be considered a subordinate dwelling unit within and part of a principal dwelling and which has its own cooking, sleeping, and sanitation facilities. Internal accessory dwelling units may be permitted use subject to the following:

1. Accessory dwelling units are listed as a permitted use within the zone.
2. Accessory dwelling units shall be permitted only in owner-occupied single-unit detached dwellings.
   1. Owner occupancy shall not be required when the owner has submitted a temporary absence application prior to beginning the temporary absence and meets the following criteria:
      1. The owner has a bona fide, temporary absence of three (3) years or less for activities such as temporary job assignments, sabbaticals, military service, or voluntary service (indefinite periods of absence from the dwelling shall not qualify for this exception); or
      2. The owner is placed in a hospital, nursing home, assisted living facility or other similar facility.
      3. Owner occupancy shall have the meaning set forth in Article 3.01.110, Alpine City Development Code.
      4. The owner has resided in the residence for at least one (1) year prior to beginning the temporary absence.
   2. A maximum of one (1) accessory dwelling unit shall be permitted in each owner-occupied single-unit detached dwelling.
   3. A single-unit detached dwelling with an accessory dwelling unit shall provide not less than four (4) off-street parking spaces. Parking spaces may include garage and driveway space. At least one (1) space shall be designated for the accessory dwelling unit.
   4. The accessory dwelling unit shall comply with all size and access specifications of the International Residential and Building Codes.
   5. Accessory dwelling unit shall have at least one (1) separate entrance from the main dwelling accessible from outside. The entrance shall be located on the side or rear of the main dwelling.
   6. A single-unit detached dwelling containing an accessory dwelling unit shall have not more than one (1) meter for each water, gas and electric utility service, and the meter shall be in the name of the owner.
   7. All construction and remodeling to accommodate the accessory dwelling unit shall be in accordance with the International Residential and Building Codes in effect at the time of construction or remodeling.
   8. Any person constructing or causing the construction of a residence that has an accessory dwelling unit or any person remodeling or causing the remodeling of a residence for an accessory dwelling unit, or any person desiring to provide an accessory dwelling unit within a single-unit detached dwelling, shall obtain an accessory dwelling unit Permit from the Building Department. Such permits shall be in addition to any building permits that may be necessary.

Non-Residential Accessory Structures The following applies to non-residential accessory structures:

1. Definition. As used in this section, "non-residential accessory structure" means any detached accessory structure that is not designed or used as a dwelling, dwelling unit, or otherwise for overnight accommodations. Examples of non-residential accessory structures include detached garages, shops, barns, and pool houses. b. Non-residential accessory Structure Agreement. As a condition of receiving a building permit for an accessory structure, the applicant will be required to enter into a non-residential accessory structure agreement in a form provided by the city. Such agreement will be recordable and will contain acknowledgments and agreements not to use the accessory structure as a dwelling, dwelling unit, or Accessory apartment, or otherwise for overnight accommodations.